743231 has 4 divisors (see below), whose sum is σ = 754392. Its totient is φ = 732072.

The previous prime is 743221. The next prime is 743251. The reversal of 743231 is 132347.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 743231 - 2⁶ = 743167 is a prime.

It is a super-2 number, since 2×743231² = 1104784638722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5480 + ... + 5613.

It is an arithmetic number, because the mean of its divisors is an integer number (188598).

2⁷⁴³²³¹ is an apocalyptic number.

743231 is a deficient number, since it is larger than the sum of its proper divisors (11161).

743231 is a wasteful number, since it uses less digits than its factorization.

743231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11160.

The product of its digits is 504, while the sum is 20.

The square root of 743231 is about 862.1084618538. The cubic root of 743231 is about 90.5818678618.

Adding to 743231 its reverse (132347), we get a palindrome (875578).

The spelling of 743231 in words is "seven hundred forty-three thousand, two hundred thirty-one".